Mazda 3 Service Manual: Intermediate Sensor Inspection [FS5 A EL]
On-Vehicle Inspection
1. Inspect the power supply circuit for the intermediate sensor.
a. Set the battery component (ex: battery, battery tray and PCM component) out of the way.
b. Disconnect the intermediate sensor connector.
c. Switch the ignition to ON (engine off).
d. Measure the voltage at intermediate sensor connector terminal A (harness-side).
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If there is any malfunction, repair wiring harness between intermediate sensor and AT main relay.
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Intermediate sensor specification
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B+
e. Switch the ignition to off.
f. Connect the intermediate sensor connector.
2. Inspect the GND circuit for the intermediate sensor.
a. Switch the ignition to off.
b. Measure the voltage at intermediate sensor connector terminal C (harness-side).
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If there is any malfunction, repair wiring harness between intermediate sensor and GND.
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Intermediate sensor specification
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Below 1.0 V
3. Inspect the signal circuit for the intermediate sensor.
a. Connect the oscilloscope to the following TCM connector terminals and set it as below.
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(+) lead: TCM terminal AC
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(-) lead: battery negative terminal
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Oscilloscope setting: 1 V/DIV (Y), 200 μs/DIV (X), DC range
b. Start the engine.
c. Measure the wave form when the following conditions are met.
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Gear position: 3GR
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Vehicle speed: 30 km/h {19 mph}
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If there is any malfunction, replace the intermediate sensor..
Initial Learning [Fw6 A EL]
Introduction
If the control valve body and oil pressure switch are replaced, always perform
the initial learning. If the initial learning is not completed, engine rev-up
may occur or shif ...
Intermediate Sensor Removal/Installation [FS5 A EL]
CAUTION:
If foreign materials are stuck to the sensor, disturbance by magnetic flux
can cause sensor output to be abnormal and thereby negatively affect control.
Make sure that foreign m ...
Other materials:
Wastegate Control Solenoid Valve Inspection [Mzr 2.3 Disi Turbo]
Airflow Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the wastegate control solenoid valve..
4. Inspect the airflow between the ports under the following conditions.
If not as specified, replace the wastegate control solenoid val ...
Mute
The microphone can be muted during a
call.
Press the talk button with a short press.
Say: [Beep] “Mute”
Prompt: “Microphone muted”
Canceling mute
Press the talk button with a short press.
Say: [Beep] “Mute off”
Prompt: “Microphone unmuted”
Transferring a Call from Hands-
Free ...
Generator Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
Remove and install all parts when the engine is cold, otherwise they can
cause severe burns or serious injury.
When the battery cables are connected, touching the vehicle body with generator
terminal B will generate sparks. This can cause personal injury, fire, and ...
